Janna Levin is an astrophysicist and writer. She has contributed to an understanding of black holes, the cosmology of extra dimensions, and gravitational waves in the shape of spacetime. She is the author of the popular-science book How the Universe Got Its Spots and a novel, A Madman Dreams of Turing Machines, which won the PEN/Bingham prize. She was named a Guggenheim Fellow in 2012. Levin is a Professor of Physics and Astronomy at Barnard College of Columbia University.
She is the creator/organizer of the panel discussion series entitled Scientific Controversies produced for Pioneer Works Center for Art and Innovation archived exclusively on Clocktower Radio.